This Function Code writes a single bit. 0xFF00 sets the coil ON, 0x0000 sets the coil OFF.
Query:
Field | Data | Number of Bytes |
---|---|---|
Slave Address | 0x03 | 1 |
Function Code | 0x05 | 1 |
Start Address HI | 0x00 | 1 |
Start Address LO | 0x01 | 1 |
Data HI | 0xFF | 1 |
Data LO | 0x00 | 1 |
Error Check | CRC | 2 |
Response:
Field | Data | Number of Bytes |
---|---|---|
Slave Address | 0x03 | 1 |
Function Code | 0x05 | 1 |
Start Address HI | 0x00 | 1 |
Start Address LO | 0x01 | 1 |
Data HI | 0xFF | 1 |
Data LO | 0x00 | 1 |
Error Check | CRC | 2 |